Add send zec price checks

app/src/main/java/com/adityapk/zcash/zec_qt_wallet_android/MainActivity.kt

@@ -100,7 +100,10 @@ class MainActivity : AppCompatActivity() {
             val bal = DataModel.mainResponseData?.balance ?: 0.0
             val zPrice = DataModel.mainResponseData?.zecprice ?: 0.0
 
-            balance.text = "ZEC " + DecimalFormat("#.########").format(bal)
+            val balText = DecimalFormat("#.########").format(bal)
+
+            balance.text = "ZEC " + balText.substring(0, balText.length - 4)
+            balanceSmall.text = balText.substring(balText.length - 4, balText.length)
             balanceUSD.text = "$ " + DecimalFormat("#.##").format(bal * zPrice)
         }
     }

app/src/main/java/com/adityapk/zcash/zec_qt_wallet_android/SendActivity.kt

@@ -1,10 +1,15 @@
 package com.adityapk.zcash.zec_qt_wallet_android
 
+import android.annotation.SuppressLint
 import android.os.Bundle
 import android.support.design.widget.Snackbar
 import android.support.v7.app.AppCompatActivity;
+import android.text.Editable
+import android.text.TextWatcher
 
 import kotlinx.android.synthetic.main.activity_send.*
+import kotlinx.android.synthetic.main.content_send.*
+import java.text.DecimalFormat
 
 class SendActivity : AppCompatActivity() {
 
@@ -14,6 +19,27 @@ class SendActivity : AppCompatActivity() {
         setSupportActionBar(toolbar)
 
         supportActionBar?.setDisplayHomeAsUpEnabled(true)
+
+        amountUSD.addTextChangedListener (object : TextWatcher {
+            override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
+            }
+
+            override fun afterTextChanged(s: Editable?) {
+            }
+
+            @SuppressLint("SetTextI18n")
+            override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
+                val usd = s.toString().toDoubleOrNull()
+                val zprice = DataModel.mainResponseData?.zecprice
+                if (usd == null || zprice == null)
+                    amountZEC.text = "ZEC 0.0"
+                else
+                    amountZEC.text = "ZEC " + DecimalFormat("#.########").format(usd / zprice)
+            }
+
+        })
+
+
     }
 
 }

app/src/main/res/layout/content_main.xml

@@ -26,7 +26,7 @@
             android:layout_marginEnd="16dp"
             app:layout_constraintBottom_toTopOf="@+id/balance" android:textColor="@color/light_grey"/>
     <TextView
-            android:text="ZEC 23.2312"
+            android:text="ZEC 0.0"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             app:layout_constraintStart_toStartOf="parent" app:layout_constraintEnd_toEndOf="parent"
@@ -35,7 +35,7 @@
             android:textSize="30sp"
             app:layout_constraintTop_toBottomOf="@+id/textView" android:textColor="@android:color/white"/>
     <TextView
-            android:text="$ 5223.1212"
+            android:text="$ 0.0"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:id="@+id/balanceUSD"
@@ -60,12 +60,12 @@
             app:layout_constraintEnd_toEndOf="parent" android:id="@+id/imageView3"
             app:layout_constraintHorizontal_bias="0.498"
             android:layout_marginBottom="450dp" app:layout_constraintBottom_toBottomOf="parent"/>
-    <ImageView
+    <TextView
             android:layout_width="wrap_content"
             android:layout_height="21dp"
-            android:id="@+id/button"
-            app:srcCompat="@android:drawable/ic_popup_sync"
-            android:adjustViewBounds="false"
-            app:layout_constraintBottom_toBottomOf="@+id/balance" android:layout_marginBottom="8dp"
-            app:layout_constraintStart_toEndOf="@+id/balance" android:layout_marginStart="8dp"/>
+            android:id="@+id/balanceSmall"
+            android:text="0000"
+            android:textSize="14sp" android:textColor="@android:color/white"
+            app:layout_constraintBaseline_toBaselineOf="@+id/balance" app:layout_constraintStart_toEndOf="@+id/balance"
+            android:layout_marginStart="2dp"/>
 </android.support.constraint.ConstraintLayout>

app/src/main/res/layout/content_send.xml

@@ -18,26 +18,27 @@
         <EditText
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content" app:layout_constraintTop_toTopOf="parent"
-                android:id="@+id/textView5"
+                android:id="@+id/amountUSD"
                 app:layout_constraintEnd_toEndOf="parent" app:layout_constraintStart_toStartOf="parent"
                 android:textSize="36sp"
-                app:layout_constraintBottom_toTopOf="@+id/textView6"
+                app:layout_constraintBottom_toTopOf="@+id/amountZEC"
                 android:layout_marginTop="16dp" android:textColor="@android:color/black" android:hint="0.00"
-                android:textAlignment="center" android:singleLine="true" android:selectAllOnFocus="true"/>
+                android:textAlignment="center" android:singleLine="true" android:selectAllOnFocus="true"
+                android:inputType="numberDecimal"/>
         <TextView
-                android:text="0.02124121 ZEC"
+                android:text="0.0 ZEC"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 app:layout_constraintStart_toStartOf="parent" app:layout_constraintEnd_toEndOf="parent"
-                android:id="@+id/textView6"
-                app:layout_constraintTop_toBottomOf="@+id/textView5"
+                android:id="@+id/amountZEC"
+                app:layout_constraintTop_toBottomOf="@+id/amountUSD"
                 app:layout_constraintBottom_toBottomOf="parent" android:layout_marginBottom="16dp"/>
         <ImageView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content" app:srcCompat="@android:drawable/stat_notify_sync"
                 app:layout_constraintTop_toTopOf="parent"
                 app:layout_constraintBottom_toBottomOf="parent" android:id="@+id/imageView4"
-                app:layout_constraintStart_toEndOf="@+id/textView5" android:layout_marginStart="32dp"
+                app:layout_constraintStart_toEndOf="@+id/amountUSD" android:layout_marginStart="32dp"
                 android:background="@color/colorPrimary"/>
         <TextView
                 android:text="Amount"
@@ -50,7 +51,7 @@
                 android:text="$"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:id="@+id/textView10" app:layout_constraintEnd_toStartOf="@+id/textView5"
+                android:id="@+id/textView10" app:layout_constraintEnd_toStartOf="@+id/amountUSD"
                 android:textSize="36sp" android:layout_marginTop="26dp"
                 app:layout_constraintTop_toTopOf="parent" android:textColor="@android:color/black"/>
     </android.support.constraint.ConstraintLayout>

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.1'
+        classpath 'com.android.tools.build:gradle:3.3.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,6 @@
+#Tue Jan 15 15:58:53 PST 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-all.zip